30916145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 42040320

約数和(自身を除く): 11124175

約数列:

[1, 5, 13, 31, 65, 67, 155, 229, 335, 403, 871, 1145, 2015, 2077, 2977, 4355, 7099, 10385, 14885, 15343, 27001, 35495, 76715, 92287, 135005, 199459, 461435, 475633, 997295, 2378165, 6183229, 30916145]

約数ペア:

[(1, 30916145), (5, 6183229), (13, 2378165), (31, 997295), (65, 475633), (67, 461435), (155, 199459), (229, 135005), (335, 92287), (403, 76715), (871, 35495), (1145, 27001), (2015, 15343), (2077, 14885), (2977, 10385), (4355, 7099)]